* {
  margin: 0;
  padding: 0;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  -webkit-tap-highlight-color: transparent;
  font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Helvetica Neue', STHeiti, 'Microsoft Yahei', Tahoma,
    Simsun, sans-serif;
}

body {
  background-color: #f5f5f5;
  color: #333;
}
